System Requirements
The following sections describe the minimum and recommended configurations for an AtScale installation, as well as its ingress and egress requirements.
System Requirements
The following sections describe the minimum system requirements and recommended configuration for an AtScale installation. If you are installing AtScale in a production environment, you should refer to the recommended configuration.
Minimum Requirements
The following are required for a minimum AtScale installation.
If you are installing AtScale in a production environment, you should use the recommended requirements described in the next section.
| Property | Requirements |
|---|---|
| Cluster | Three-node cluster |
| RAM | 64 GB |
| CPU | 12 main cores (24 hyperthreaded) |
| Disk space | 128 GB where the built-in telemetry services can store data. Alternatively, these streams can be stored in an S3 bucket. 128 GB for the internal database. 128 GB for caching. |
| Disk speed | Sequential Read/Write IOPS: Reads: 400,000 IOPS Writes: 200,000 IOPS Random Read/Write IOPS (4K blocks): Reads: 250,000 IOPS Writes: 200,000 IOPS |
Recommended Configuration
The following are recommended to install AtScale in a production environment.
| Property | Requirements |
|---|---|
| Cluster | Three-node cluster |
| RAM | 128 GB |
| CPU | 32 main cores (64 hyperthreaded) |
| Disk space | 256 GB where the built-in telemetry services can store data. Alternatively, these streams can be stored in an S3 bucket. 256 GB for the internal database. 256 GB for caching. |
| Disk speed | Sequential Read/Write IOPS: Reads: 400,000 – 1,000,000 IOPS Writes: 200,000 – 700,000 IOPS Random Read/Write IOPS (4K blocks): Reads: 250,000 – 750,000 IOPS Writes: 200,000 – 600,000 IOPS |
Ingress Ports
The AtScale services require the following ports. These should be reserved for use by AtScale alone.
| Port | Service | Path | Handled by | Purpose |
|---|---|---|---|---|
| 443 | Engine | /engine | Engine | Internal |
| 443 | XMLA | /engine/xmla | Engine | Microsoft Excel, Microsoft Power BI |
| 443 | API | /api | API | API / Public API |
| 443 | Web UI | / | WebUI | UI |
| 443 | Observability Dashboarding | /monitoring | Observability Dashboarding | Monitoring, dashboarding |
| 443 | Identity Broker | /auth | Identity Broker | Authentication / authorization |
| 443 | Object Store (optional) | /minio | Object Store | S3 |
| 443 | Secrets Broker (optional) | /vault | Secrets Broker | Secret Storage |
| 11111 | Thrift | Engine | Thrift protocol for BI tools | |
| 15432 | Pgwire (SQL) Interface | Engine | SQL Protocol for BI Tools |
Egress URIs
AtScale uses the following URIs for outbound data.
| URI | Purpose |
|---|---|
| license-prod-us.atscaleservices.com | License validation checks |
| billing-prod-us.atscaleservices.com | Usage data |